Multiple Choice
In the coordination compound K2[Co(en) Cl4], the coordination number (C.N.) and oxidation number (O.N.) of cobalt are, respectively,
A) C.N. = 6; O.N. = +2.
B) C.N. = 6; O.N. = +3.
C) C.N. = 5; O.N. = +2.
D) C.N. = 5; O.N. = +4.
E) C.N. = 4; O.N. = +3.
Correct Answer:

Verified
Correct Answer:
Verified
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